Question

***BRAINLIEST AVAILABLE*** Please see if you can help me

Answer 1

Since it’s a 2% error it can be 2% less or greater than 60% so h hours are between 58% and 62%.

Answer 2

Part A:

If the margin error is plus minus 2% , it means the range lies between minus 2 an plus 2 of the given percentage. As the given percentage is 60%, so the margin lies between 58% and 62%.

Part B:

A confidence interval is defined as a range of values so defined that there is a specified probability that the value of a parameter lies within it.

Hence, option C is correct.